<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Container</title>
    <!-- 引入ElementUI样式 -->
    <link rel="stylesheet" href="https://unpkg.com/element-ui/lib/theme-chalk/index.css">
    <script src="https://unpkg.com/vue/dist/vue.js"></script>
    <!-- 引入ElementUI组件库 -->
    <script src="https://unpkg.com/element-ui/lib/index.js"></script>
</head>
<body>
<div id="app">
    <el-menu>
        <el-submenu index="1">
            <template slot="title">
                <i class="el-icon-location"></i>
                <span slot="title">导航一</span>
            </template>
            <el-menu-item>选项1</el-menu-item>
            <el-menu-item>选项2</el-menu-item>
            <el-menu-item>选项3</el-menu-item>
        </el-submenu>
        <el-submenu index="2">
            <template slot="title">
                <i class="el-icon-menu"></i>
                <span slot="title">导航二</span>
            </template>
            <el-menu-item>选项1</el-menu-item>
            <el-menu-item>选项2</el-menu-item>
            <el-menu-item>选项3</el-menu-item>
        </el-submenu>
    </el-menu>
</div>

</body>
<script>
    new Vue({
      el:"#app"
    })

</script>
</html>